MALICIOUS — 5fc625be172f1c55833c3901128d387d916d4d3c8666ddfaaa033ee9fefb1af9

MALICIOUS — 5fc625be172f1c55833c3901128d387d916d4d3c8666ddfaaa033ee9fefb1af9 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (97/100), attributed to the Maldoc family. 9 of 52 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

• SHA-256: 5fc625be172f1c55833c3901128d387d916d4d3c8666ddfaaa033ee9fefb1af9
• SHA-1: 31e98e4dc84a5240f0f280304d468670e3193821
• MD5: 12412ca61733ce90cfb8e4e3e471f953
• imphash: 5144a995e58e9a1dec8b8e0e5ed55aec
• ssdeep: 24576:SEmF5nLrkVzxswWrEa+XOlfrBQ4H35DMw2n/qIjtAT3G:DmLLCCbrzblDW435DMnCIjtAy
• TLSH: T1B0558C4C850FB940DC3AA7542B632E5C5244A79F533B3B8DD26291AEBFA33771063069
• Submitted as: 5fc625be172f1c55833c3901128d387d916d4d3c8666ddfaaa033ee9fefb1af9
• File type: pe · Size: 1241088 bytes
• Verdict: malicious (97/100) · Family: Maldoc

Detections (9 of 52 engines)

• capa (capabilities): capability:collection/keylog
• ClamAV (daily): Win.Trojan.Generic-9865438-0
• YARA: delivr.to detections: DLV_Maldoc_VBA_AutoExec
• YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
• YARA: Yara-Rules community: YR_AntiDebug_Checks
• Microsoft Defender: Virus:Win32/Pidgeon.A
• Emsisoft (Emergency Kit): Win32.Prepender.Gen.1
• Trellix Stinger (McAfee): Flyagent.d
• Kaspersky (KVRT): Virus.Win32.Agent.ev

MITRE ATT&CK

• T1071.001
• T1056.001

Why this verdict

The malicious score of 97/100 is the fusion of 7 weighted signals:

• ClamAV (daily) flagged Win.Trojan.Generic-9865438-0 (rule Win.Trojan.Generic-9865438-0) - engine signal, weight 0.90, confidence 0.95
• capture keystrokes (rule capture keystrokes) - capa signal, weight 0.40, confidence 0.80
• YARA: delivr.to detections flagged DLV_Maldoc_VBA_AutoExec (rule DLV_Maldoc_VBA_AutoExec) - engine signal, weight 0.35, confidence 0.70
• YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.35, confidence 0.70
• YARA: Yara-Rules community flagged YR_AntiDebug_Checks (rule YR_AntiDebug_Checks) - engine signal, weight 0.35, confidence 0.70
• Embedded network infrastructure: http://www.eyuyan.com, 6.0.1.0 - static signal, weight 0.35, confidence 0.60
• communicate over HTTP (rule communicate over HTTP) - capa signal, weight 0.30, confidence 0.60

Dynamic analysis

No runtime behaviour was captured for this sample, so the analysis above is static only. That is a limit of this run rather than evidence the sample does nothing.

Embedded URLs

• http://schemas.microsoft.com/SMI/2005/WindowsSettings
• http://www.microsoft.com/pki/certs/MicrosoftTimeStampPCA.crt0
• http://www.microsoft.com/pki/certs/MicCodSigPCA_08-31-2010.crt0
• http://crl.microsoft.com/pki/crl/products/microsoftrootcert.crl0T
• http://office.microsoft.com
• http://www.microsoft.com/pki/certs/MicRooCerAut_2010-06-23.crt0
• http://www.microsoft.com/pki/certs/MicTimStaPCA_2010-07-01.crt0
• http://www.eyuyan.com

Embedded domains

• schemas.microsoft.com
• crl.microsoft.com
• www.microsoft.com
• office.microsoft.com
• www.eyuyan.com

Embedded IP addresses

• 6.0.1.0

File paths

• F:\Office\Target\x86\ship\postc2r\x-none\clview.pdb
• X:\:`:d:h:l:p:t:x:
• D:\:`:x:

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report